Montana Field Guide

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Montana Field Guides

Home - Other Field Guides
- Kingdom - Animals - Animalia
  - Phylum - Mollusks - Mollusca
    - Class - Snails / Slugs - Gastropoda
      - Order - Aquatic Snails - Basommatophora
        
        Family - Ancylids - Ancylidae
        
        Species - Creeping Ancylid - Ferrissia rivularis

Creeping Ancylid - Ferrissia rivularis

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Native Species

Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:

External Links

General Description

Ferrissia rivularis is a species of small freshwater snail or limpet, an aquatic gastropod mollusk in the family Planorbidae. They are small and conical shaped.

Observations in Montana Natural Heritage Program Database

Number of Observations: 20

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Relative Density

Recency

(Observations spanning multiple months or years are excluded from time charts)

References

Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
- Russell, R.H. and R.B. Brunson. 1967. A check-list of molluscs of Glacier National Park, Montana. Sterkiana 26:1-5.
- Squyer, H. 1894. List of shells from the vicinity of Mingusville, Montana. The Nautilus 8:63-65.
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Additional Sources of Information Related to "Snails / Slugs"

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Citation for data on this website:
Creeping Ancylid — Ferrissia rivularis. Montana Field Guide. Montana Natural Heritage Program. Retrieved on April 26, 2024, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=IMGASN3050